|
| US4111536 | 30 Jun 1976 | 5 Sep 1978 | The Singer Company | Automatic registration of projector images |
| US4405219 | 4 Mar 1981 | 20 Sep 1983 | Sharp Kabushiki Kaisha | Optical image synthesis method and apparatus |
| US4652100 | 28 Apr 1986 | 24 Mar 1987 | | Image acquisition system and modular desk utilized therein |
| US5435252 | 6 Apr 1994 | 25 Jul 1995 | die Firma Franz Plasser Bahnbaumaschinen - Industriegesellschaft m.b.H. | Mobile working machine for treatment of a ballast bed or subgrade |
